Home / 1,928,011.03-2,892,341.69-648,314.31

Finding the Fourth Proportional to 1,928,011.03, 2,892,341.69 and 648,314.31

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Solution

The fourth proportional to 1,928,011.03, 2,892,341.69 and 648,314.31 is: 972,580.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,011.03 : 2,892,341.69 = 648,314.31 : x
  2. Step 2: Convert to fraction form
    1,928,011.03/2,892,341.69 = 648,314.31/x
  3. Step 3: Cross multiply
    1,928,011.03x = 2,892,341.69 × 648,314.31
  4. Step 4: Simplify right side
    1,928,011.03x = 1,875,146,507,036.58
  5. Step 5: Solve for x
    x = 1,875,146,507,036.58/1,928,011.03
  6. Step 6: Final answer
    x = 972,580.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.